Means fob



'UNITED STATES PATENT OFFICE. 7

HENRY A. FROST, OF WORCESTER, MASSACHUSETTS.

MEANS FOR HOLDING WINDOW-BLINDS.

Speccaton of Letters Patent No. 12,275, dated January 23, 1855.

To all whom t may concern Be it known that I, HENRY A. FRos'r, of Worcester, in the county of Worcester and State of Massachusetts, have invented a new and useful Fastener for Operating and Fastening Window-Blinds; and I do hereby declare that the following is a full, clear and exact description of the construction and'A operation of the same, reference being had to the accompanying drawings and to the letters of reference marked thereon.

Figure l s a perspective View. Fig. 2 is a sectional view. l

a a a is the frame of the window.

B is the sill or bed.

C O C is the blind represented as closed.

D D is along staple or its equivalent upon which the spring rests.

E, E, E, E, is the spring or fastener which is made of a small rod bent into a form of a semi circle or its equivalent form each end of which terminates in a piece of metal represented at G which is fastened to the winf dow frame by the screw Si. y

F, F, F, F, are notches bent in the rod th two at the extremity are to hold the blind when opened or shut by means of the stap-le S on which it rests the other two notches are to hold the blind in a positionppartly closed the spring causing the semi circle to bear upon thestaple at all times.

What I claim as my invention and desire to secure by Letters Patent is- The application to window blinds of a semi circular spring rod which may bear upon a wide staple beneath the blind which acts upon it at all times as described so that the blind may be returned in any desirable position.

HENRY A. FROST.

Witnesses J. NELSON JACOBS, LEWIS M. WooDWoR'rH. 

